TLS ClientHello (JA4)

t13i131000_f57a46bbacb6_e5728521abd4

first seen 2026-06-12 15:29 · last seen 2026-06-12 15:29 · JSON

Decomposed attributes

Protocolt (TLS over TCP)
TLS version13
SNIi (no SNI / IP)
Cipher count13
Extension count10
ALPN00
Ciphers1301, 1302, 1303, c009, c00a, c013, c014, c02b, c02c, c02f, c030, cca8, cca9
Extensions0005, 000a, 000b, 000d, 0012, 0017, 002b, 0032, 0033, ff01
Signature algorithms0804, 0403, 0807, 0805, 0806, 0401, 0501, 0601, 0503, 0603, 0201, 0203
JA4_rt13i131000_1301,1302,1303,c009,c00a,c013,c014,c02b,c02c,c02f,c030,cca8,cca9_0005,000a,000b,000d,0012,0017,002b,0032,0033,ff01_0804,0403,0807,0805,0806,0401,0501,0601,0503,0603,0201,0203
JA4_o (sample)t13i131000_45672f90a73c_b0b91dfd59d5
JA4_ro (sample)t13i131000_c02b,c02f,c02c,c030,cca9,cca8,c009,c013,c00a,c014,1301,1302,1303_000b,ff01,0017,0012,0005,000a,000d,0032,002b,0033_0804,0403,0807,0805,0806,0401,0501,0601,0503,0603,0201,0203

Co-observed signals

Signals from other families seen in the same observation. A fingerprint spread thinly across many lower-layer signatures is a classic inconsistency signal.

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn030000_042112399351_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:57+7:0:1460:mss*29,9:mss,sok,ts,nop,ws:df,id+:01

User-Agent

fingerprintco-occurrences
curl/7.61.11

Country

fingerprintco-occurrences
US · United States1

Network (ASN)

fingerprintco-occurrences
AS14987 · Rethem Hosting LLC1